Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8657433 | Porphyrazine coloring matter, ink composition, recording method, and colored object | Kenji Ooshima, Takashi Yoneda, Akira Kawaguchi | 2014-02-25 |
| 8394186 | Porphyrazine coloring matter, ink composition and colored product | Takashi Yoneda, Akira Kawaguchi | 2013-03-12 |
| 7854797 | Porphyrazine coloring matter, ink, ink set, and colored product | Takafumi Fujii, Takashi Yoneda, Yoshiaki Kawaida | 2010-12-21 |
| 6372866 | Process for producing cationic emulsion | Mitsuo Tamazawa, Nobuyuki Urushibara | 2002-04-16 |
| 6174963 | Method for producing amphoteric resin having dispersing function | Mitsuo Tamazawa | 2001-01-16 |
| 5732363 | Solidifying material for radioactive wastes, process for solidifying radioactive wastes and solidified product | Kazunori Suzuki, Shigeru Mihara, Takuro Yagi, Yoshimitsu Karasawa, Koichi Ikeda | 1998-03-24 |
| 5128493 | Platinum complexes | Hiroyoshi Nowatari, Hiroshi Hayami, Sumio Yoda, Katsutoshi Takahashi | 1992-07-07 |
| 5068376 | Novel platinum complexes | Hiroyoshi Nowatari, Hiroshi Hayami, Sumio Yoda, Katsutoshi Takahashi | 1991-11-26 |
| 5063462 | LED array and partitive driving method therefor using overlapping activation periods | Katsumi Nakagawa, Tatsundo Kawai | 1991-11-05 |
| 5043719 | Matrix circuit | Katsumi Nakagawa, Toshiyuki Komatsu, Shinichi Seito, Katsunori Hatanaka | 1991-08-27 |
| 4996606 | Light emitting device and original reading apparatus having the device | Tatsundo Kawai, Makoto Ogura, Koji Tomoda, Hiroo Ichihashi, Shinichi Seitoh +1 more | 1991-02-26 |
| 4987246 | Novel platinum complexes | Hiroyoshi Nowatari, Hiroshi Hayami, Sumio Yoda, Katsutoshi Takahashi | 1991-01-22 |
| 4921984 | Novel platinum complexes | Hiroyoshi Nowatari, Hiroshi Hayami, Sumio Yoda, Katsutoshi Takahashi | 1990-05-01 |
| 4864043 | Platinum complexes | Hiroyoshi Nowatari, Hiroshi Hayami, Sumio Yoda, Katsutoshi Takahashi | 1989-09-05 |
| 4861905 | Platinum complexes | Hiroyoshi Nowatari, Hiroshi Hayami, Sumio Yoda, Katsutoshi Takahashi | 1989-08-29 |
| 4772957 | Photoelectric conversion apparatus | Katsumi Nakagawa, Hideo Kanno, Katsunori Hatanaka | 1988-09-20 |
| 4737589 | Platinum Complexes | Hiroyoshi Nowatari, Hiroshi Hayami, Sumio Yoda, Katsutoshi Takahashi | 1988-04-12 |
| 4680644 | Method and apparatus for reading an image | Yoshiaki Shirato, Toshiyuki Komatsu, Shinichi Seito, Tatsundo Kawai, Hirofumi Iwamoto +1 more | 1987-07-14 |
| 4639608 | Image read-out apparatus with light source driving means | — | 1987-01-27 |
| 4634886 | Photoelectric imager with a high S/N ratio | Katsunori Hatanaka, Shunichi Uzawa | 1987-01-06 |
| 4530797 | Process for producing polychlorobenzonitrile | Hiroshi Hayami, Makoto Kikuchi, Kenji Koshi | 1985-07-23 |
| 4433908 | Device for setting exposure quantity | Kokichi Omi | 1984-02-28 |
| 4384786 | Recording apparatus | — | 1983-05-24 |
| 4349513 | Process for recovering uranium and/or thorium from a liquid containing uranium and/or thorium | Shoji Ishiwata, Shoichi Tanaka, Tsuneo Watanabe, Shinichi Hasegawa | 1982-09-14 |
| 4332412 | Accessory molding strip | Takaaki Nakazawa, Takenori Nagata, Toshio Suzuki | 1982-06-01 |